[INFO] updating cached repository Litecrafty/Hexeract
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Litecrafty/Hexeract
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Litecrafty/Hexeract" "work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/Litecrafty/Hexeract"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/Litecrafty/Hexeract'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Litecrafty/Hexeract" "work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/Litecrafty/Hexeract"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/Litecrafty/Hexeract'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 72d9f58e2884542239e29973f76565e4a68d25ee
[INFO] sha for GitHub repo Litecrafty/Hexeract: 72d9f58e2884542239e29973f76565e4a68d25ee
[INFO] validating manifest of Litecrafty/Hexeract on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Litecrafty/Hexeract on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Litecrafty/Hexeract
[INFO] finished frobbing Litecrafty/Hexeract
[INFO] frobbed toml for Litecrafty/Hexeract written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/Litecrafty/Hexeract/Cargo.toml
[INFO] started frobbing Litecrafty/Hexeract
[INFO] finished frobbing Litecrafty/Hexeract
[INFO] frobbed toml for Litecrafty/Hexeract written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/Litecrafty/Hexeract/Cargo.toml
[INFO] crate Litecrafty/Hexeract has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Litecrafty/Hexeract against master#e2f221c75932de7a29845c8d6f1f73536ad00c41 for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-4/master#e2f221c75932de7a29845c8d6f1f73536ad00c41:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/Litecrafty/Hexeract:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b01131a63732080aa4b50e1f68709a75674b20014bc32bffa596a81eac2838e8
[INFO] running `"docker" "start" "-a" "b01131a63732080aa4b50e1f68709a75674b20014bc32bffa596a81eac2838e8"`
[INFO] [stderr]     Checking hexeract v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: enum is never used: `Biome`
[INFO] [stderr]   --> src/core/biome.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub enum Biome {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/core/biome.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn id(&self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Chunk`
[INFO] [stderr]   --> src/core/chunk.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Chunk {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Biome`
[INFO] [stderr]   --> src/core/biome.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub enum Biome {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/core/biome.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn id(&self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Chunk`
[INFO] [stderr]   --> src/core/chunk.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Chunk {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "b01131a63732080aa4b50e1f68709a75674b20014bc32bffa596a81eac2838e8"`
[INFO] running `"docker" "rm" "-f" "b01131a63732080aa4b50e1f68709a75674b20014bc32bffa596a81eac2838e8"`
[INFO] [stdout] b01131a63732080aa4b50e1f68709a75674b20014bc32bffa596a81eac2838e8